WO2023135262A1 - Vorrichtung und verfahren zum zerkleinern vom gegenständen - Google Patents
Vorrichtung und verfahren zum zerkleinern vom gegenständen Download PDFInfo
- Publication number
- WO2023135262A1 WO2023135262A1 PCT/EP2023/050757 EP2023050757W WO2023135262A1 WO 2023135262 A1 WO2023135262 A1 WO 2023135262A1 EP 2023050757 W EP2023050757 W EP 2023050757W WO 2023135262 A1 WO2023135262 A1 WO 2023135262A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- feed trough
- objects
- roller
- feed
- container
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000000605 extraction Methods 0.000 abstract 1
- 239000003570 air Substances 0.000 description 7
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 5
- 239000011151 fibre-reinforced plastic Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000005429 filling process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000011109 contamination Methods 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 239000013590 bulk material Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000002906 medical waste Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010784 textile waste Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/286—Feeding devices
Definitions
- the present invention relates to a device for shredding objects, comprising a feed trough for receiving objects to be shredded, a roller shredder with at least one driven roller and a further working element in the form of a roller or a comb-shaped counterpart, between which a working gap is formed in order to separate objects from the feed trough and convey it through the working gap, and a pusher element that can be moved in the feed trough, by means of which the objects to be chopped up can be conveyed to the roller shredder, with the feed trough being closable on an upper side by a removable cover, and a method for comminuting items.
- CN 201 720 101 U discloses a shredding device for medical waste, which can be inserted into a press chamber via a filling chute that can be closed via a flap.
- a pressure element can press the medical waste to a crushing roller.
- CN 205 550 458 U discloses a shredding device for textile waste and plastics with a displaceable pressure piece and a roller shredder.
- the pressing chamber can be closed using a swiveling flap.
- the device according to the invention for crushing objects comprises a pusher element that can be moved in a feed trough, by means of which the objects to be comminuted can be conveyed to a roller crusher, with the feed trough being closable on an upper side by a removable cover.
- Long objects, for example oblong waste materials made of fiber-reinforced plastics, such as rotor blades cut off from windmills, can also be easily filled into the feed trough in this way. After filling, the removable cover can then be placed on the feed trough.
- the objects can then be conveyed to the roller shredder via the push element, with high forces of one or more tons of thrust being able to be applied via the push element, so that the objects are reliably conveyed by the pressure to the roller shredder and crushed there.
- objects with high strength can also be crushed.
- a suction device which creates a negative pressure in the interior when the objects are comminuted.
- fibre-reinforced plastics in particular can be effectively shredded, with fibers and other fine particles being prevented from escaping via the suction system with a connected filter system.
- an interior of the feed trough is enclosed by the pusher, the cover and the roller crusher in a closed position.
- the feed trough can be essentially channel-shaped with a bottom and two side walls, which is closed at the top by the cover.
- the removable cover can either be placed on the feed trough or be mounted by a guide, for example pivotable or displaceable.
- the cover can be designed in one or more parts and can be plate-shaped, curved or hood-shaped.
- the bottom of the feed trough is preferably aligned essentially horizontally, so that gravity has no influence on the conveyance of the material to be shredded.
- the suction to produce a negative pressure has a volume flow of at least 5 m 3 per second, for example between 10 m 3 per second and 100 m 3 per second.
- the interior of the feed trough is provided with a volume of at least 30 m 3 , in particular between 50 m 3 and 200 m 3 , in a starting position of the pushing element, so that even large, elongated objects, for example with a length of between 4 m and 8 m, can be effectively crushed.
- the pushing element preferably has a pressure plate which is arranged perpendicular to a longitudinal direction of the channel-shaped feed trough.
- the objects can then be conveyed to the roller shredder via the pressure plate, with the pushing element being guided along the feed trough via a roller or sliding guide.
- the pushing element preferably has a tilting device on an upper side, with which a container can be pivoted.
- the tilting device can, for example, have a frame that can be pivoted about a horizontal axis and on which a container or an adapter fixed to the container can be locked.
- the frame can be pivotable via a drive relative to the pusher element arranged in the feed trough.
- the tilting device is preferably held in the feed trough so that it can be moved together with the pushing element, so that the container arranged on the pushing element can also be moved during the filling process.
- the container is preferably closed at one end by doors which are opened to fill the feed trough, so that the objects can be poured into the feed trough via the side opening on the container.
- the working gap between the roller and the further working element of the roller shredder is preferably aligned horizontally, so that the roller and the further working element are arranged one above the other in the vertical direction.
- the further working element can be designed in the form of a roller or a comb-shaped counterpart.
- Each roller can be formed from one or more rotatable rotating parts.
- the comb-shaped counterpart is arranged in a stationary or adjustable manner.
- a hydraulic drive is preferably provided, by means of which the pushing element can be moved.
- the pusher element can be moved, for example, by at least 5 m, for example between 8 and 15 m, via the hydraulic drive.
- the cover is preferably seated in a sealed manner on an edge of the feed trough.
- the cover can optionally also be locked on the feed trough so that the cover cannot be lifted off the feed trough when the objects are being chopped up.
- the cover can be made of sheet steel in order to be able to absorb higher forces if objects are pressed against the cover from below.
- the steel sheet of the cover can be stiffened by a corrugated shape.
- the cover can rest on an edge of the channel and be locked there against lifting. In the area of the edge of the channel, several openings for sucking in air during the comminution process are preferably provided.
- these are filled from above via a filling opening into a feed trough on which a roller crusher is arranged on one side and a pushing element is arranged on the opposite side.
- the filling opening on the upper side of the feed trough is closed with a cover, in particular closed in an essentially sealed manner.
- the items in the feed trough are crushed by the roll crusher, with the pushing member being moved in a feed direction toward the roll crusher to feed the items in the feed trough to the roll crusher.
- the pushing element is moved back into a starting position and the cover on the top of the feed trough is removed so that the filling opening is now available again for the next filling process.
- large-volume objects in particular such as rotor blades cut off or other elongated objects made of fiber-reinforced plastics from the automotive sector or from other applications, can be comminuted.
- a vacuum is generated in the feed trough by a suction device when crushing objects, so that air is sucked out of the feed trough via the suction device and then cleaned in a filter device.
- the pushing element preferably comprises a tipping device, and the loading of articles into the feed trough is effected by tipping a container on the pushing element.
- the pusher element can preferably be moved counter to the feed direction during the tilting and filling of objects, so that the objects are distributed in the feed trough by the movement of the pusher element.
- the tilting and moving of the sliding element can take place simultaneously or alternately and can optionally also be carried out under program control.
- FIGS. 1A and 1B show two views of a device according to the invention for comminuting objects
- Figure 2 is a perspective view of the device of Figure 1 in a closed position
- FIG. 3 shows a perspective view of the device from FIG. 1 during a filling process
- FIG. 4 shows an exploded view of the pusher element of the device from FIG. 1;
- FIGS. 5A and 5B show two views of the roller crusher of the device in FIG. 1;
- FIG. 6 shows a view of the device of FIG. 1 before filling
- Figures 7 and 8 show two views of the device of figure 6 during the
- Figure 9 is a view of a container before it is placed on it
- FIG. 10 is a view of the device of FIG. 1 in an initial position of the pushing element
- FIG. 11 shows a view of the device from FIG. 1 with the pushing element in an end position.
- a device 1 for comminuting objects comprises a feed trough 2 which is channel-shaped and has a length of between 8 and 20 m, for example.
- a roller shredder 3 is arranged, which has an upper driven roller 4 and a lower driven roller 5, between which a horizontal working gap 6 is formed.
- the objects crushed by the roller crusher 3 can be fed to a container or a line behind the roller crusher 3 via an opening 26 on the bottom, in order to collect the crushed objects or to convey them to another facility.
- a pusher element 7 is movably arranged, which has a pressure plate 8 on the side facing the roller shredder 3, which has essentially the same width as the distance between the two side walls of the feed trough 2.
- the pressure plate 8 has approximately the same height as the feed tray 2.
- the feed trough 2 can be closed in the area in front of the roller shredder 3 with a removable cover 9 that can be placed on an edge of the feed trough 2 .
- the cover 9 can be essentially plate-shaped, in particular made of sheet steel, optionally in corrugated form, and can be locked on the feed trough 2 to prevent lifting.
- An optionally provided catwalk 10 is arranged above the roller shredder 3 and runs as a bridge over the feed trough 2 .
- a suction device 11 comprising one or more ducts and connected to a suction fan in order to suck air out of the interior of the feed trough 2 during a crushing process and generate a negative pressure there.
- the suction device 11 is connected to a filter device and prevents contamination of the air outside the feed trough 2.
- the suction device 11 can be connected to a heat exchanger for heating or cooling ambient air. The air cleaned in the filter device can then be blown out and replaced with outside air.
- a multi-part hydraulic cylinder 12 is provided for driving the pushing element 7 and is supported on a holder 13 on a floor of the feed trough. Via the hydraulic drive with the hydraulic cylinder 12, the pushing element 7 can push the objects in the feed trough 2 to the roller shredder 3, preferably with one or more tons of pushing force.
- an energy chain 14 is guided in the form of a loop, lines for the sensors and the hydraulic drives also being provided in the energy chain.
- FIG. 2 shows the device 1 for comminuting objects in a closed position, in which the cover 9 rests on an edge of the feed trough 2 .
- the openings of the suction device 11 are at least partially covered by an edge of the cover 9 .
- a catwalk 16 is arranged on both sides of the feed trough 2 , and these catwalks 16 are connected to the catwalk 10 above the roller crusher 3 .
- the cover 9 is designed as a one-piece plate made of sheet steel.
- the cover 9 can also be made in several parts and can be pivoted or slidably guided on the feed trough 2 in order to be able to switch between an open and a closed position.
- the one-piece cover 9 can be removed upwards using a lifting device or a crane.
- FIG. 3 shows the device 1 in a filling position.
- the cover 9 has been removed and a container 20 is placed on the sliding element 7, which is in a tilted position.
- the container 20 has one or more doors on the lower front side, which are in the open position, so that objects from the container 20 can be filled into the feed trough 2 from above.
- In the area above the roller shredder 3 there is a baffle plate 15 which prevents objects from falling behind the roller shredder 3 .
- a tilting device which has a pivotable frame 17 , is provided on the upper side of the pushing element 7 .
- the container 20 is fixed to the frame 17 via an adapter 21, so that the container 20 can be moved from a horizontal position into an inclined position.
- FIG. 4 shows the pushing element 7 with the tilting device in an exploded view.
- the thrust element 7 comprises a cuboid thrust frame, on the front side of which the pressure plate 8 is fixed.
- Bearings 18 for the rotatable mounting of the frame 17 are provided above the pressure plate 8 so that the frame 17 can be pivoted relative to the pushing element 7 .
- Bolts 22 are provided on the frame 17 and can be locked on a locking device 19 of the sliding element 7 so that the frame 17 can be fixed on the sliding element 7 .
- An adapter 21 can be locked on the frame 17 , which is designed as an adapter frame and can be fixed to the frame 17 via a lock 24 . Displaceable or pivotable bolts, hooks or other elements can be used as bolts. Also located on the adapter 21 is a lock 23 for fixing the doors of the container 20 in an open or closed position.
- the roller shredder 3 which comprises two rollers 4 and 5 with a horizontal axis, between which a working gap 6 is formed.
- the rollers 4 and 5 have a large number of disk-shaped toothed edges with cutting edges on the outer circumference in order to comminute the objects as they pass through the working gap 6 .
- the distance between the rollers 4 and 5 can preferably be adjusted in order to be able to change the size of the comminuted components.
- the upper roller 4 is driven by a drive 31 and the lower roller 5 by a drive 32, which can be designed as hydraulic motors, for example.
- the rollers 4 and 5 are arranged in a casing 30 which is open on the feed trough 2 side.
- the case 30 is closed and open only at a bottom opening for conveying the crushed objects.
- the device 1 is shown in a starting position before filling.
- the cover 9 on the feed trough 2 was removed and a container 20 was placed on the pusher 7 .
- the container 20 is open fixed to the adapter 21, and the adapter 21 is locked to the frame 17.
- On the end face of the container 20 facing the baffle plate 15 one or more doors are opened and locked on the container 20 or the adapter 21 .
- the tilting device on the pushing element 7 is now actuated, as shown in FIG.
- An angle ⁇ between the horizontal position and the inclined position of the frame 17 can be between 45° and 65°, for example, so that the objects can slide into the feed trough 2 .
- the pushing element 7 is moved counter to the feed direction while the objects are being filled into the feed trough 2.
- the container 20 moves from the front position according to FIG. 7 into an initial position according to FIG.
- the container 20 can then be pivoted back into the starting position via the tilting device.
- the container 20 is shown being placed or removed, and the container 20 is located on the adapter 21 .
- a chain 40 or another pulling element is fixed to the container 20 and/or the adapter 21, by means of which the container 20 with the adapter 21 can be raised or lowered.
- a crane in a hall or another lifting device can be used as the lifting device.
- the feed trough 2 is shown in a closed position, in which the cover 9 has been placed on an edge of the feed trough 2, so that an interior space of the feed trough 2 is closed at the top.
- the cover 9 can optionally be locked onto the feed trough 2 to start crushing the items.
- the suction device 11 can be switched on and the pusher element 7 is now moved in the feed direction via the hydraulic cylinder 12 .
- the pushing element 7 is thereby moved from the starting position according to FIG. 10 to an end position according to FIG Roll crusher 3 is arranged.
- the pushing speed of the pushing element 7 can be selected depending on the material to be comminuted, but low speeds of between 1 cm and 10 cm per minute are preferably used.
- the cover 9 can then be removed again in order to place another container 20 with objects on the pusher element 7 .
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2023207806A AU2023207806A1 (en) | 2022-01-14 | 2023-01-13 | Apparatus and method for comminuting objects |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102022100857.6 | 2022-01-14 | ||
DE102022100857.6A DE102022100857A1 (de) | 2022-01-14 | 2022-01-14 | Vorrichtung und Verfahren zum Zerkleinern vom Gegenständen |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2023135262A1 true WO2023135262A1 (de) | 2023-07-20 |
Family
ID=85018210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2023/050757 WO2023135262A1 (de) | 2022-01-14 | 2023-01-13 | Vorrichtung und verfahren zum zerkleinern vom gegenständen |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU2023207806A1 (de) |
DE (1) | DE102022100857A1 (de) |
WO (1) | WO2023135262A1 (de) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201720101U (zh) | 2010-06-30 | 2011-01-26 | 许昭圣 | 医疗废弃物专用破碎系统 |
CN205550458U (zh) | 2016-02-05 | 2016-09-07 | 张家港市新贝机械有限公司 | 一种双轴卧式撕碎机 |
WO2018020339A1 (de) * | 2016-07-26 | 2018-02-01 | Unicaps Gmbh | Einrichtung zur zerkleinerung von trockenen pflanzen |
CN110773262A (zh) * | 2019-11-03 | 2020-02-11 | 金关荣 | 一种服装加工余料收集打包装置 |
CN111545289A (zh) * | 2020-05-17 | 2020-08-18 | 湖北延昌纺织股份有限公司 | 一种纺织用的碎布处理装置 |
DE102019120291A1 (de) | 2019-07-26 | 2021-01-28 | Takraf Gmbh | Zerkleinerungsmaschinen zur Zerkleinerung von mineralischem oder nichtmineralischem Gut |
CN112588364A (zh) * | 2020-11-27 | 2021-04-02 | 邵照群 | 一种无纺布回料装置 |
-
2022
- 2022-01-14 DE DE102022100857.6A patent/DE102022100857A1/de active Pending
-
2023
- 2023-01-13 AU AU2023207806A patent/AU2023207806A1/en active Pending
- 2023-01-13 WO PCT/EP2023/050757 patent/WO2023135262A1/de active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201720101U (zh) | 2010-06-30 | 2011-01-26 | 许昭圣 | 医疗废弃物专用破碎系统 |
CN205550458U (zh) | 2016-02-05 | 2016-09-07 | 张家港市新贝机械有限公司 | 一种双轴卧式撕碎机 |
WO2018020339A1 (de) * | 2016-07-26 | 2018-02-01 | Unicaps Gmbh | Einrichtung zur zerkleinerung von trockenen pflanzen |
DE102019120291A1 (de) | 2019-07-26 | 2021-01-28 | Takraf Gmbh | Zerkleinerungsmaschinen zur Zerkleinerung von mineralischem oder nichtmineralischem Gut |
CN110773262A (zh) * | 2019-11-03 | 2020-02-11 | 金关荣 | 一种服装加工余料收集打包装置 |
CN111545289A (zh) * | 2020-05-17 | 2020-08-18 | 湖北延昌纺织股份有限公司 | 一种纺织用的碎布处理装置 |
CN112588364A (zh) * | 2020-11-27 | 2021-04-02 | 邵照群 | 一种无纺布回料装置 |
Also Published As
Publication number | Publication date |
---|---|
AU2023207806A1 (en) | 2024-07-04 |
DE102022100857A1 (de) | 2023-07-20 |
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